refactor(rendering): extract default pipeline resolution from camera renderer

tests/Rendering/unit/test_camera_scene_renderer.cpp

@@ -421,6 +421,7 @@ public:
 struct MockPipelineAssetState {
     int createCalls = 0;
     int configureCameraFramePlanCalls = 0;
+    bool createNullPipeline = false;
     std::shared_ptr<MockPipelineState> lastCreatedPipelineState;
     FinalColorSettings defaultFinalColorSettings = {};
     std::function<void(CameraFramePlan&)> configureCameraFramePlan = {};
@@ -691,6 +692,11 @@ public:
 
     std::unique_ptr<RenderPipeline> CreatePipeline() const override {
         ++m_state->createCalls;
+        if (m_state->createNullPipeline) {
+            m_state->lastCreatedPipelineState.reset();
+            return nullptr;
+        }
+
         m_state->lastCreatedPipelineState = std::make_shared<MockPipelineState>();
         return std::make_unique<MockPipeline>(m_state->lastCreatedPipelineState);
     }
@@ -4281,6 +4287,35 @@ TEST(CameraRenderer_Test, DefaultPipelineAssetUsesManagedSelectionWhenPresent) {
     Pipelines::ClearManagedRenderPipelineAssetDescriptor();
 }
 
+TEST(CameraRenderer_Test, RebindsToResolvedDefaultAssetWhenPreferredAssetCannotCreatePipeline) {
+    const Pipelines::ManagedRenderPipelineAssetDescriptor descriptor = {
+        "GameScripts",
+        "Gameplay",
+        "ManagedRenderPipelineProbeAsset"
+    };
+    Pipelines::SetManagedRenderPipelineAssetDescriptor(descriptor);
+
+    auto failingAssetState = std::make_shared<MockPipelineAssetState>();
+    failingAssetState->createNullPipeline = true;
+
+    CameraRenderer renderer(std::make_shared<MockPipelineAsset>(failingAssetState));
+    EXPECT_EQ(failingAssetState->createCalls, 1);
+    EXPECT_NE(renderer.GetPipeline(), nullptr);
+    EXPECT_NE(
+        dynamic_cast<Pipelines::ScriptableRenderPipelineHost*>(renderer.GetPipeline()),
+        nullptr);
+
+    auto* asset =
+        dynamic_cast<const Pipelines::ManagedScriptableRenderPipelineAsset*>(
+            renderer.GetPipelineAsset());
+    ASSERT_NE(asset, nullptr);
+    EXPECT_EQ(asset->GetDescriptor().assemblyName, "GameScripts");
+    EXPECT_EQ(asset->GetDescriptor().namespaceName, "Gameplay");
+    EXPECT_EQ(asset->GetDescriptor().className, "ManagedRenderPipelineProbeAsset");
+
+    Pipelines::ClearManagedRenderPipelineAssetDescriptor();
+}
+
 TEST(SceneRenderer_Test, CreatesPipelineInstancesFromPipelineAssetsAndShutsDownReplacedPipelines) {
     Scene scene("SceneRendererAssetScene");